S. Gvasaliya

activity

20032026

most citedQuantum Magnets under Pressure: Controlling Elementary Excitations in TlCuCl3

271 citations · 1.7k across the 66 of their papers we have counts for

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45 papers · 1 filter

cond-mat.str-el2026

Transverse order and longitudinal fluctuations in a near-Ising spin supersolid

Mengze Zhu, V. Romerio, S. Raymond +9

We investigate the polarization of the ordered moments and low-energy spin fluctuations in the spin supersolid state of the S = 1/2 triangular-lattice easy-axis antiferromagnet K2C…

cond-mat.str-el2026

Field evolution of the magnetic structure and spin Hamiltonian in Cs $_{2}$ RuO $_{4}$

S. D. Nabi, E. Ressouche, D. G. Mazzone +5

We report neutron diffraction under applied magnetic fields and complementary zero-field neutron spectroscopy measurements on Cs $_{2}$ RuO $_{4}$ . Previous work [S. D. Nabi et al., Phys.…

cond-mat.str-el2026★ 1 cited

Magnetic phase diagram and spin Hamiltonian of antiferromagnet Cs $_{2}$ CoI $_{4}$

S. D. Nabi, L. Facheris, V. Romerio +12

We report comprehensive thermodynamic and neutron scattering measurements on the $S$ = 3/2 antiferromagnet Cs $_{2}$ CoI $_{4}$ , a member of the thoroughly studied family of frustrated ma…

cond-mat.str-el2025

$Z_{2}$ Vortex Crystal Candidate in the Triangular $S = 1/2$ Quantum Antiferromagnet

J. Nagl, K. Yu. Povarov, B. Duncan +16

The prospect of merging the paradigms of geometric frustration on a triangular lattice and bond anisotropies in the strong spin-orbit coupling limit holds tremendous promise in the…

cond-mat.str-el2025★ 2 cited

Spin-flop-like transition as quantum critical point in Cs $_{2}$ RuO $_{4}$

S. D. Nabi, M. Zhu, K. Yu. Povarov +6

We report thermodynamic, neutron diffraction, and inelastic neutron scattering measurements on Cs $_{2}$ RuO $_{4}$ , a member of the celebrated family of frustrated magnets Cs $_{2}$ MX $_{4}$ (…

cond-mat.str-el2024★ 12 cited

Wannier states and spin supersolid physics in the triangular antiferromagnet K $_{2}$ Co(SeO $_{3}$ ) $_{2}$

M. Zhu, Leandro M. Chinellato, V. Romerio +8

We combine ultra-high-resolution inelastic neutron scattering and quantum Monte Carlo simulations to study thermodynamics and spin excitations in the spin-supersolid phase of the t…

cond-mat.str-el2024★ 4 cited

Braided Ising spin-tube physics in a purported kagome magnet

J. Nagl, D. Flavián, B. Duncan +7

The magnetic insulator Nd $_{3}$ BWO $_{9}$ has been previously proposed to realize the highly frustrated breathing kagome lattice model. We report a combination of single-crystal neutron…

cond-mat.str-el2024

Dielectric relaxation in the quantum multiferroics Rb $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$ and Cs $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$

D. Flavián, P. A. Volkov, S. Hayashida +4

Motivated by the recent discovery of dielectric relaxation by quantum critical magnons in Cs $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$ , we conduct a detailed analysis of its dielectric response and…

cond-mat.str-el2024★ 13 cited

Excitation Spectrum and Spin Hamiltonian of the Frustrated Quantum Ising Magnet Pr $_{3}$ BWO $_{9}$

J. Nagl, D. Flavián, S. Hayashida +16

We present a thorough experimental investigation on single crystals of the rare-earth based frustrated quantum antiferromagnet Pr $_{3}$ BWO $_{9}$ , a purported spin-liquid candidate on t…

cond-mat.str-el2024★ 35 cited

Continuum excitations in a spin-supersolid on a triangular lattice

M. Zhu, V. Romerio, N. Steiger +10

Magnetic, thermodynamic, neutron diffraction and inelastic neutron scattering are used to study spin correlations in the easy-axis XXZ triangular lattice magnet K2Co(SeO3)2. Despit…

cond-mat.str-el2023★ 21 cited

Magnetic phase diagram of the breathing-kagome antiferromagnet Nd $_{3}$ BWO $_{9}$

D. Flavián, J. Nagl, S. Hayashida +7

The highly-frustrated rare-earth based magnet Nd $_{3}$ BWO $_{9}$ is a promising candidate in the search for proximate spin liquid physics. We present a thorough investigation on single…

cond-mat.str-el2022★ 3 cited

Spin correlations in the frustrated ferro-antiferromagnet SrZnVO(PO4)2 near saturation

F. Landolt, K. Povarov, Z. Yan +5

Single crystal elastic and inelastic neutron scattering experiments are performed on the frustrated ferro-antiferromagnet SrZnVO(PO4)2 in high magnetic fields. The fully polarized…

cond-mat.str-el2022★ 25 cited

Spin Density Wave versus Fractional Magnetization Plateau in a Triangular Antiferromagnet

L. Facheris, K. Yu. Povarov, S. D. Nabi +7

We report an excellent realization of the highly non-classical incommensurate spin-density wave (SDW) state in the quantum frustrated antiferromagnetic insulator Cs $_{2}$ CoBr $_{4}$ . In…

cond-mat.str-el2021★ 5 cited

LT-scaling in depleted quantum spin ladders

Stanislaw Galeski, Kirill Yu. Povarov, Dominic Blosser +5

Using a combination of neutron scattering, calorimetry, Quantum Monte Carlo (QMC) simulations and analytic results we uncover confinement effects in depleted, partially magnetized…

cond-mat.str-el2021★ 5 cited

Phase diagram and spin waves in the frustrated ferro-antiferromagnet SrZnVO(PO4)2

Florian Landolt, Zewu Yan, Severian Gvasaliya +4

Single crystals of the frustrated S=1/2 ferro-antiferromagnetic proximate square lattice material SrZnZnVO(PO $_{4}$ ) $_{2}$ are studied in magnetometric, calorimetric, neutron diffracti…

cond-mat.str-el2020★ 4 cited

Critical dielectric susceptibility at a magnetic BEC quantum critical point

S. Hayashida, L. Huberich, D. Flavián +4

Magnetic-field-induced phase transitions are investigated in the frustrated gapped quantum paramagnet Rb $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$ through dielectric and calorimetric measurement…

cond-mat.str-el2020★ 1 cited

Finite-temperature dynamics and the role of disorder in nearly critical Ni(Cl $_{1 - x}$ Br $_{x}$ ) $_{2}$ $\cdot$ 4SC(NH $_{2}$ ) $_{2}$

L. Facheris, D. Blosser, K. Yu. Povarov +3

Inelastic neutron scattering is used to investigate the temperature dependence of spin correlations in the 3-dimensional XY antiferromagnet Ni(Cl $_{1 - x}$ Br $_{x}$ ) $_{2}$ $\cdot$ 4SC(NH$_2…

cond-mat.str-el2020★ 13 cited

Pre-saturation phase in the frustrated ferro-antiferromagnet Pb $_{2}$ VO(PO $_{4}$ ) $_{2}$

F. Landolt, S. Bettler, Z. Yan +8

Magnetization, magnetic torque, neutron diffraction and NMR experiments are used to map out the $H$ $-$ $T$ phase diagram of the prototypical quasi-two-dimensional ferro-antiferromag…

cond-mat.str-el2020★ 9 cited

Magnetic phase diagram of the linear quantum ferro-antiferromagnet Cs $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$

D. Flavián, S. Hayashida, L. Huberich +5

A single-crystal sample of the frustrated quasi one-dimensional quantum magnet Cs $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$ is investigated by magnetic and thermodynamic measurements.A combina…

cond-mat.str-el2020★ 18 cited

Magnetization plateaux cascade in the frustrated quantum antiferromagnet Cs $_{2}$ CoBr $_{4}$

K. Yu. Povarov, L. Facheris, S. Velja +4

We have found an unusual competition of two frustration mechanisms in the 2D quantum antiferromagnet Cs $_{2}$ CoBr $_{4}$ . The key actors are the alternation of single-ion planar anisotr…

cond-mat.str-el2019★ 19 cited

One- and three-dimensional quantum phase transitions and anisotropy in Rb $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$

S. Hayashida, D. Blosser, K. Yu. Povarov +5

Single crystal samples of the frustrated quasi one-dimensional quantum magnet Rb $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$ are investigated by magnetic, thermodynamic, and electron spin resona…

cond-mat.str-el2019★ 19 cited

Presaturation phase with no dipolar order in a quantum ferro-antiferromagnet

V. K. Bhartiya, K. Yu. Povarov, D. Blosser +9

Magnetization, magnetocaloric, calorimetric, neutron and X-ray diffraction and inelastic neutron scattering measurements are performed on single crystals of BaCdVO(PO $_{4}$ ) $_{2}$ . The…

cond-mat.str-el2019★ 1 cited

Dynamics and field-induced order in the layered spin $S = 1/2$ dimer system (C $_{5}$ H $_{6}$ N $_{2}$ F) $_{2}$ CuCl $_{4}$

Dominic Blosser, Mladen Horvatić, Robert Bewley +2

The quasi-two-dimensional Heisenberg spin $S = 1/2$ dimer system bis(2-amino-5-fluoro-pyridinium) tetrachlorocuprate(II) is studied by means of inelastic neutron scattering, calorime…

cond-mat.str-el2019★ 35 cited

Sign-switching of dimer correlations in SrCu $_{2}$ (BO $_{3}$ ) $_{2}$ under hydrostatic pressure

Simon Bettler, Lena Stoppel, Zewu Yan +2

Magnetic and vibrational excitations in SrCu $_{2}$ (BO $_{3}$ ) $_{2}$ are studied using Raman spectroscopy at hydrostatic pressures up to 34 kbar and temperatures down to 2.6 K. The frequen…

Transverse order and longitudinal fluctuations in a near-Ising spin supersolid

Field evolution of the magnetic structure and spin Hamiltonian in Cs2​RuO4​

Magnetic phase diagram and spin Hamiltonian of antiferromagnet Cs2​CoI4​

Z2​ Vortex Crystal Candidate in the Triangular S=1/2 Quantum Antiferromagnet

Spin-flop-like transition as quantum critical point in Cs2​RuO4​

Wannier states and spin supersolid physics in the triangular antiferromagnet K2​Co(SeO3​)2​

Braided Ising spin-tube physics in a purported kagome magnet

Dielectric relaxation in the quantum multiferroics Rb2​Cu2​Mo3​O12​ and Cs2​Cu2​Mo3​O12​

Excitation Spectrum and Spin Hamiltonian of the Frustrated Quantum Ising Magnet Pr3​BWO9​